function-machine/mixed-ops/hard · Sada 57

8 problems
1
Input: 4 → [?] → 20, what is the rule? =
2
? → [+2] → 10 =
3
Input: 7 → [+4 ×2] → ? =
4
? → [+10] → 11 =
5
Input: 3 → [?] → 9, what is the rule? =
6
? → [+5] → 6 =
7
Input: 6 → [?] → 18, what is the rule? =
8
Input: 9 → [+10] → ? =
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